Home / 144,783.38-217,421.72-94,268.45

Finding the Fourth Proportional to 144,783.38, 217,421.72 and 94,268.45

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Solution

The fourth proportional to 144,783.38, 217,421.72 and 94,268.45 is: 141,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,783.38 : 217,421.72 = 94,268.45 : x
  2. Step 2: Convert to fraction form
    144,783.38/217,421.72 = 94,268.45/x
  3. Step 3: Cross multiply
    144,783.38x = 217,421.72 × 94,268.45
  4. Step 4: Simplify right side
    144,783.38x = 20,496,008,069.39
  5. Step 5: Solve for x
    x = 20,496,008,069.39/144,783.38
  6. Step 6: Final answer
    x = 141,563.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.